restorecon -r -vv /root/.ssh 解决CentOS由于安装SELinux导致ssh免密码登录失败的问题 参考http://www.tuicool.com/articles/ze2ARvZ cat /proc/mounts | grep "mapper/docker" | awk '{print $2}' http://blog.csdn.net/wangjia184/article/details/43151041